Regular Expressions 101

Pro

Group 1(\w+)

\w+any word character, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Character Class["']

"the literal " (34₁₀ / 42₈ / 22₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 2([a-zA-Z0-9_.:'"]+)

Character Class[a-zA-Z0-9_.:'"]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

Character Class["']

"the literal " (34₁₀ / 42₈ / 22₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

(\w+)=["']([a-zA-Z0-9_.:'"]+)["']

New

<img src="abc.png" alt="abc" />
<img alt="def" src="def.png" />
<img src="abc.png" alt="abc" style="border:none" />
<img alt="def" src="def.png" style="border:none" />

Extraction

<img src="abc.png" alt="abc" />
<img alt="def" src="def.png" />
<img src="abc.png" alt="abc" style="border:none" />
<img alt="def" src="def.png" style="border:none" />